PTU Punjab Technical University B-Tech May 2019 Question Papers 5th Semester Computer Science Engineering (CSE)
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Roll No.
Total No. of Pages : 02
Total No. of Questions : 18
B.Tech.(CSE/IT) (2011 Onwards) (Sem.?5)
COMPUTER NETWORKS-II
Subject Code : BTCS-501
M.Code : 70534
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of TEN questions carrying T WO marks
each.
2.
SECTION-B contains FIVE questions carrying FIVE marks each and students
has to attempt any FOUR questions.
3.
SECTION-C contains T HREE questions carrying T EN marks each and students
has to attempt any T WO questions.
SECTION-A
1.
Mention the protocols used by IPSec to provide security.
2.
Why does ESP include a padding field?
3.
What is meant by CBC-MAC?
4.
What is fading?
5.
List different IKE phases.
6.
What is IS-95B for 2.5G CDMA?
7.
List advantages of www.FirstRanker.com
Wireless Local Loop?
8.
Will Bluetooth and Wireless LAN interfere with each other?
9.
Define Personal Area Network?
10. What is Authentication header?
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SECTION-B
11. Provide a simple overview of IPv6 and compare it with IPv4.
12. Write a note on Internet Key Exchange protocol.
13. Compare Adhoc and Cellular networks.
14. Explain different types of Handoff strategies. What are the problems addressed by these
techniques.
15. Write down a note on the evolution of wireless communication systems.
SECTION-C
16. List the order of various extension headers used in IPv6. Also explain their formats.
17. a) Describe the evolution of 2.5 G TDMA standards.
b) Write a note on Bluetooth technology.
18. What is the difference between proactive and reactive routing protocols? Explain in detail
any two routing protocols used in Adhoc networks?
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 04 November 2019